import java.util.HashMap;
import java.util.HashSet;


public class Grammar {
	public HashMap<String,Double> t_rules = new HashMap<String,Double> ();
	public HashMap<String,Double> s_rules = new HashMap<String,Double> ();
	public HashSet<String> tags = new HashSet<String> ();
	public HashMap<String,Double> f1 = new HashMap<String,Double> ();
	public HashMap<String,Double> f2 = new HashMap<String,Double> ();
}
